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Towerstream Corp (TWER) Ownership Data

Short Interest History (%)

This is the historical short interest of Towerstream Corp, as measured by the Short Percentage Of Float.

Date Short Interest
June 15, 20157.89
May 29, 20157.63
May 15, 20157.6
April 30, 20157.56
April 15, 20157.67
March 31, 20157.8
March 13, 20158.05
February 27, 20159.69
February 13, 20159.78
January 30, 20159.82
January 15, 20159.74
December 31, 20149.45
December 15, 20149.61
November 28, 20149.86
November 14, 20149.9
October 31, 20149.48
October 15, 201410.43
September 30, 201410.18
September 15, 20149.87
August 29, 20149.95
August 15, 201410.06
July 31, 201410.18
July 15, 201410.22
June 30, 201417.72
June 13, 201416.31
May 30, 201414.61
May 15, 201414.87
April 30, 201414.97
April 15, 201415.3
March 31, 201414.9
March 14, 201414.94
February 28, 201412.06
February 14, 201412.61
January 31, 201411.17
January 15, 201411.43
December 31, 201311.64
December 13, 201312.3
November 29, 201312.18
November 15, 201311.09
October 31, 201312.18
October 15, 201312.93
September 30, 201313.15
September 13, 201313.34
August 30, 201313.96
August 15, 201313.2
July 31, 201313.64
July 15, 201313.14
June 28, 201312.54
June 14, 201313.01
May 31, 201312.87
May 15, 201312.76
April 30, 201312.32
April 15, 201311.71
March 28, 201312.31
March 15, 201311.93
February 28, 201314.54
February 15, 201314.73
January 31, 201313.88
January 15, 201313.57
December 31, 201213.2
December 14, 201213.16
November 30, 201212.58
November 15, 201212.35
October 31, 201212.32
October 15, 201212.64
September 28, 201213.25
September 14, 201213.95
August 31, 201214.07
August 15, 201214.13
July 31, 201214.02
July 13, 201213.64
June 29, 201213.78
June 15, 201213.99
May 31, 201213.58
May 15, 201214.54
April 30, 201213.04
April 13, 201214.02
March 30, 20127.59
March 15, 20127.7
February 29, 20127.39
February 15, 20127.66
January 31, 20128.97
January 13, 20128.84
December 30, 20119.15
December 15, 20119.87
November 30, 201110.42
November 15, 201111.99
October 31, 201111.35
October 14, 201111.99
September 30, 201113.02
September 15, 201113.28
August 31, 201111.9
August 15, 20119.88
July 29, 20119.25
July 15, 20119.21
June 30, 20117.96
June 15, 20113.04
May 31, 20113.57
May 13, 20113.09
April 29, 20112.76
April 15, 20112.78
March 31, 20112.85
March 15, 20112.55
February 28, 20112.1
February 15, 20112.12
January 31, 20111.31
January 14, 20111.33
December 31, 20100.84
December 15, 20100.96
November 30, 20101.04
November 15, 20100.71
October 29, 20100.34
October 15, 20100.13
September 30, 20100.16
September 15, 20100.15
August 31, 20100.11
August 13, 20100.14
July 30, 20100.11
July 15, 20100.12
June 30, 20100.17
June 15, 20100.08
May 28, 20100.08
May 14, 20100.08
April 30, 20100.09
April 15, 20100.07
March 31, 20100.05
March 15, 20100.02
February 26, 20100.02
February 12, 20100.04
January 29, 20100.02
January 15, 20100.02
December 31, 20090.03
December 15, 20090.02
November 30, 20090.01
November 13, 20090.02
October 30, 20090.03
October 15, 20090.04
September 30, 20090.04
September 15, 20090.04
August 31, 20090.01
August 14, 20090.03
July 31, 20090.05
July 15, 20090.02
June 30, 20090.04
June 15, 20090.03
May 29, 20090.1
May 15, 20090.13
April 30, 20090.14
April 15, 20090.1
March 31, 20090.01
March 13, 20090.05
February 27, 20090.02
February 13, 20090.02
January 30, 20090.09
January 15, 20090.08
December 31, 20080.07
December 15, 20080.16
November 28, 20080.25
November 14, 20080.31
October 31, 20080.31
October 15, 20080.42
September 30, 20080.59
September 15, 20080.69
August 29, 20080.2
August 15, 20080.28
July 31, 20080.32
July 15, 20080.28
June 30, 20080.33
June 13, 20080.23
May 30, 20080.29
May 15, 20080.26
April 30, 20080.38
April 15, 20080.65
March 31, 20081.07
March 14, 20081.22
February 29, 20081.3
February 15, 20081.27
January 31, 20081.27
January 15, 20081.49
December 31, 20071.47
December 11, 20071.33
November 27, 20071.25
November 9, 20071.43
October 26, 20071.54
October 10, 20071.01
September 25, 20070.83
September 11, 20070.63
August 10, 20070.29
July 10, 20070.31
June 12, 20070.18

Institutional Ownership History (%)

This the Institutional Ownership History of Towerstream CorpPeter Lynch prefers to buy companies with low institutional ownership.

Date Institutional Ownership
June 30, 201532
March 31, 201532
December 31, 201432
September 30, 201432
June 30, 201435
March 31, 201442
December 31, 201340
September 30, 201341
June 30, 201337
March 31, 201336
December 31, 201228
September 30, 201221
June 30, 201219
March 31, 201218
December 31, 201126
September 30, 201123
June 30, 201117
March 31, 201111
December 31, 201023
September 30, 20103
June 30, 20108
March 31, 20105
December 31, 20095
September 30, 200911
June 30, 20099
March 31, 200914
December 31, 200815
September 30, 200815
June 30, 200819
March 31, 200822
December 31, 200716
September 30, 200726
June 30, 200721
March 31, 20071

Insider ownership (%)

This is the historical insider ownership of Towerstream Corp. It is usually better to buy companies with large insider ownership. The company insiders' interest are more aligned with external shareholders in this case.

Date Insider Ownership
April 30, 20159
March 31, 20159
February 28, 20159
January 31, 20159
December 31, 20148
November 30, 20149
October 31, 20149
September 30, 20149
August 31, 20149
July 31, 20149
June 30, 20149
May 31, 20149
March 31, 201411
February 28, 201411
January 31, 201411
December 31, 201311
November 30, 201311
October 31, 201311
September 30, 201311
August 31, 201311
July 31, 201311
June 30, 201311
May 31, 201311
April 30, 201311
March 31, 201311
January 31, 20137
November 30, 20127
October 31, 20127
September 30, 20127
August 31, 201210
July 31, 201210
June 30, 201210
May 31, 201210
April 30, 201210
March 31, 201210
February 29, 201210
January 31, 201210
December 31, 201110
November 30, 201110
October 31, 201110
September 30, 201110
August 31, 201110
July 31, 201113
June 30, 201119
May 31, 201119
April 30, 201119
March 31, 201119
February 28, 201123
January 31, 201122
December 31, 201022
November 30, 201022
October 31, 201022
September 30, 201022
August 31, 201022
July 31, 201022
June 30, 201022
May 31, 201022
April 30, 201022
March 31, 201022
February 28, 201022
January 31, 201023
December 31, 200923
November 30, 200923
October 31, 200924
September 30, 200924
August 31, 200924
July 31, 200924
June 30, 200924
May 31, 200924
April 30, 200924
March 31, 200924
February 28, 200924
January 31, 200924
December 31, 200824
November 30, 200824
October 31, 200824
September 30, 200824
August 31, 200824
July 31, 200824
June 30, 200824
May 31, 200824
April 30, 200822
March 31, 200822
February 29, 200825
January 31, 200825
December 31, 200725
November 30, 200725
October 31, 200725

Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Jeffrey M. ThompsonPresident & CEO2,038,0433.05%2015-04-28
Philip UrsoDirector1,361,4432.04%2015-05-28
Dr. Howard L. Haronian,M.D.Director1,054,1961.58%2015-05-28
George E. Kilguss,IIIN/A932,0261.4%2007-05-30
Melvin L. Yarbrough,JrCOO278,3170.42%2012-03-23
Joseph P. HernonN/A139,9560.21%2014-12-31
William J. BushN/A40,281less than 0.1%2015-05-28
Paul KoehlerDirector5,673less than 0.1%2015-05-28

Top Fund Holders

HolderSharesReport Date% of Shares
Outstanding
% of Total
Assets Managed
Market Value
Fidelity Management and Research Company   Premium Plus9,954,1732015-03-3114.930.0021,501,000
Fidelity® Advisor Small Cap Opps Fund5,386,8782015-04-308.080.1910,773,756
Columbia Wanger Asset Management LLC Premium4,000,0002015-03-316.000.058,640,000
Columbia Acorn Fund3,775,6802015-04-305.660.067,551,360
Fidelity® Stock Selector Small Cap Fund2,829,3722015-04-304.240.395,658,744
Vanguard Group, Inc.   Premium Plus1,671,6322015-03-312.510.003,611,000
Vanguard Total Stock Mkt Idx1,074,8292015-05-311.630.002,267,889
Royal Bank Of Canada   Premium Plus969,7192015-03-311.450.002,095,000
Fidelity® Select Telecommunications Port807,0242015-05-311.220.391,702,821
Davidson D A & Co   Premium Plus625,4652015-03-310.940.041,351,000

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